/*
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 * and open the template in the editor.
 */
package controleur;

import application.Facade;
import application.beans.CompteBean;
import application.beans.MessageInterneBean;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.List;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 *
 * @author Étienne
 */
public class ServSupprimerMessInterne extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        HttpSession session = request.getSession();
        
        Facade f = new Facade();
        CompteBean utilisateur = (CompteBean)session.getAttribute(ConstantesWeb.ATTRIBUT_UTILISATEUR);
        List<Integer> aSupprimer = new ArrayList<Integer>();
        List<MessageInterneBean> messageSupprime = new ArrayList<MessageInterneBean>();
        String elem = "";
        
        // On trouve les messages à supprimer
        for(Enumeration e = request.getParameterNames(); e.hasMoreElements();){
            elem = (String)e.nextElement();
            if(elem != null){aSupprimer.add(Integer.parseInt(elem));}
        }
        
        // On supprime les liens/messages dans la base de données
        for(MessageInterneBean mesInt:utilisateur.getMessagesInternes()){
            for(Integer supprim:aSupprimer){
                if(mesInt.getIdMessageInterne().equals(supprim)){
                    f.supprimerMessageInterne(mesInt.getIdMessageInterne(), utilisateur.getIdCompte());
                    messageSupprime.add(mesInt);
                }
            }
        }
        // On supprime les messages de la liste de messages dans le compte
        for(MessageInterneBean mesInt:messageSupprime){
            utilisateur.getMessagesInternes().remove(mesInt);
        }
        
        RequestDispatcher rd = getServletContext().getRequestDispatcher(ConstantesWeb.ATTRIBUT_PAGE_COMPTE);
        rd.forward(request, response);
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
